Home / 1,513,636.71-2,089,324.82-901,981.33

Finding the Fourth Proportional to 1,513,636.71, 2,089,324.82 and 901,981.33

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Solution

The fourth proportional to 1,513,636.71, 2,089,324.82 and 901,981.33 is: 1,245,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,636.71 : 2,089,324.82 = 901,981.33 : x
  2. Step 2: Convert to fraction form
    1,513,636.71/2,089,324.82 = 901,981.33/x
  3. Step 3: Cross multiply
    1,513,636.71x = 2,089,324.82 × 901,981.33
  4. Step 4: Simplify right side
    1,513,636.71x = 1,884,531,990,399.45
  5. Step 5: Solve for x
    x = 1,884,531,990,399.45/1,513,636.71
  6. Step 6: Final answer
    x = 1,245,035.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.